.layout {
  width: 100%;
  height: 100vh;
  overflow-x: hidden;
  overflow-y: hidden;
}
.header {
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: 64px;
  padding: 0;
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  background-color: white;
}
.header .left_s {
  display: flex;
}
.header .left_s .logoText {
  width: 200px;
  background-color: white;
  color: #000000;
  font-size: 20px;
}
.header .left_s .logoText .logoIMG {
  font-size: 30px;
  cursor: pointer;
  margin: 0 10px 0 10px;
  color: #109631;
  line-height: 70px;
}
.header .right_s {
  width: 300px;
  height: 64px;
  display: flex;
  align-items: center;
}
.header .right_s .icons {
  cursor: pointer;
  font-size: 25px;
  width: 50px;
  text-align: center;
  color: gray;
}
.header .right_s .icons:hover {
  background-color: #f3ecec;
}
.header .right_s .tip {
  width: 80px;
  cursor: pointer;
  font-size: 25px;
  color: gray;
  text-align: center;
}
.header .right_s .user {
  width: 170px;
  height: 64px;
  cursor: pointer;
  font-size: 20px;
}
.header .right_s .user span {
  margin-left: 20px;
}
.header .right_s .user:hover {
  background-color: #f3ecec;
}
.header .right_s .dropdown {
  background-color: pink;
}
.silder {
  width: 100%;
  height: calc(100vh - 64px);
}
